A. Dummy coils
B. Commutator
C. Eye bolt
D. Equilizer rings
A. total copper loss and mechanical loss
B. armature copper loss and iron loss
C. shunt field copper loss and mechanical loss
D. iron loss and mechanical loss
A. lap winding
B. wave winding
C. delta winding
D. duplex wave winding
A. direction of induced e.m.f.
B. direction of flux
C. direction of motion of the conductor if forefinger points in the direction of generated e.m.f.
D. direction of motion of conductor, if forefinger points along the lines of flux
A. reduce the bulk
B. provide the bulk
C. insulate the core
D. reduce eddy current loss
A. flux/pole
B. speed of armature
C. number of poles
D. all of the above
A. interpoles
B. dummy coils
C. compensating winding
D. shifting of axis of brushes